Home / 79,685,304.49-110,016,493.26-65,035,914.63

Finding the Fourth Proportional to 79,685,304.49, 110,016,493.26 and 65,035,914.63

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Solution

The fourth proportional to 79,685,304.49, 110,016,493.26 and 65,035,914.63 is: 89,791,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,685,304.49 : 110,016,493.26 = 65,035,914.63 : x
  2. Step 2: Convert to fraction form
    79,685,304.49/110,016,493.26 = 65,035,914.63/x
  3. Step 3: Cross multiply
    79,685,304.49x = 110,016,493.26 × 65,035,914.63
  4. Step 4: Simplify right side
    79,685,304.49x = 7,155,023,263,259,036
  5. Step 5: Solve for x
    x = 7,155,023,263,259,036/79,685,304.49
  6. Step 6: Final answer
    x = 89,791,001.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.